1.

If for two vectors vec(A) and vec(B), vec(A) xx vec(B) = 0then the vectors are :

Answer»

PERPENDICULAR to each other
parallel to each other
ACT at an angle `60^(@)`
act at an angle `30^(@)`

Solution :Since `vec(A) XX vec(B) = 0 ` Angle`= 0^(@)`


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